title: Exchange between the ribosomal RNA genes of X and Y chromosomes in Drosophila melanogaster males.
mesh_terms: D000818:Animals; D004331:Drosophila melanogaster / Q000235:genetics*; D005260:Female; D005796:Genes; D008297:Male; D012335:RNA, Ribosomal / Q000235:genetics*; D011995:Recombination, Genetic; D014960:X Chromosome; D014998:Y Chromosome
chemical_list: D012335:RNA, Ribosomal